396557353 has 2 divisors, whose sum is σ = 396557354. Its totient is φ = 396557352.

The previous prime is 396557333. The next prime is 396557387. The reversal of 396557353 is 353755693.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 386240409 + 10316944 = 19653^2 + 3212^2 .

It is a cyclic number.

It is not a de Polignac number, because 396557353 - 2²¹ = 394460201 is a prime.

It is not a weakly prime, because it can be changed into another prime (396557333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 198278676 + 198278677.

It is an arithmetic number, because the mean of its divisors is an integer number (198278677).

Almost surely, 2^396557353 is an apocalyptic number.

It is an amenable number.

396557353 is a deficient number, since it is larger than the sum of its proper divisors (1).

396557353 is an equidigital number, since it uses as much as digits as its factorization.

396557353 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1275750, while the sum is 46.

The square root of 396557353 is about 19913.7478391186. The cubic root of 396557353 is about 734.6864030014.

The spelling of 396557353 in words is "three hundred ninety-six million, five hundred fifty-seven thousand, three hundred fifty-three".